एपीए उद्धरण

Powell, A. A. (1974). Empirical Analysis of Demand Systems. Lexington.

शिकागो स्टाइल उद्धरण

Powell, Alan A. Empirical Analysis of Demand Systems. toronto: Lexington, 1974.

एमएलए उद्धरण

Powell, Alan A. Empirical Analysis of Demand Systems. Lexington, 1974.